Doctor Who Rubber Wristband: Bow Ties are Cool This officially licensed Doctor Who Rubber Wristband is the perfect accessory for any Whovian! Wristband features the words, 'Bow Ties Are Cool' Get the other wristbands and see how many of your favorite Doctor Who slogans and motifs you can collect! Band measures 1.2 x 3.2 x 1.2 inches Officially licensed Doctor Who collectible.